Tube-number record
B-5855
0 archive entries
B-5855 is a tube type in the TubeDatabase archive (class: Numerical Indicator Tube). Recorded specifications: brand Burroughs, construction Other / special, base Pin straightener-standoff, socket Special / none, maximum plate voltage 170 V, and maximum plate dissipation 0.25 W. The archive does not yet hold a photographed example of this type.
BrandBurroughs
ClassNumerical Indicator Tube
BaseSpecial / none
Construction
Primary TypeOther / special
EnvelopeGlass (0.510" max diameter)
Base MaterialPin straightener-standoff
SectionsNumerals 0-9 and two decimal points
Filament / Heater
Absolute Maximum Ratings
Plate Voltage170 V
Plate Dissipation0.25 W
Cathode Current17 mA
Audio Performance
Key Features
- Ultra-long life
- High peak current-low duty cycle pulsed operation
- Moveable pin straightener-standoff
- Left and right decimal points
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Time Sharing Pulsed Operation | 200 V | — | — | — | 14 mA |
Application Notes
Designed for driver-circuity cost savings in time-shared driver circuity. Small diameter permits 0.520" center-to-center mounting.
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